[igt-dev] [PATCH i-g-t] perf: Flush the work between rounds of gen8-unprivileged-single-ctx-counter

[Lionel Landwerlin]

Oh... Is that on a low end platform?

Looks alright :

Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin at intel.com>

Thanks,

-Lionel

On 29/04/2020 17:51, Chris Wilson wrote:
> Wait until the GPU is idle before starting a fresh round of probing
> gen8-unprivileged-single-ctx-counter. This avoids building up a huge
> backlog of render copies, hogging buffers and stale contexts, and
> invoking the oomkiller.
>
> Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
> Cc: Lionel Landwerlin <lionel.g.landwerlin at intel.com>
> ---
>   tests/perf.c | 1 +
>   1 file changed, 1 insertion(+)
>
> diff --git a/tests/perf.c b/tests/perf.c
> index 74fc8fd87..2d23a02c6 100644
> --- a/tests/perf.c
> +++ b/tests/perf.c
> @@ -3787,6 +3787,7 @@ gen8_test_single_ctx_render_target_writes_a_counter(void)
>   			drm_intel_gem_context_destroy(context1);
>   			drm_intel_bufmgr_destroy(bufmgr);
>   			__perf_close(stream_fd);
> +			gem_quiescent_gpu(drm_fd);
>   		}
>   
>   		child_ret = igt_wait_helper(&child);